Zeiss Cirrus OCT Guide Comparing Models 400, 4000, 500 and 5000 What is the Zeiss Cirrus OCT? Optical Coherence Tomography (OCT) is a non-invasive imaging technique used in ophthalmology to obtain high-resolution cross-sectional images of the retina and anterior segment. Zeiss Cirrus OCT functions like optical ultrasound, allowing eye care professionals to assess glaucoma, macular…




